Inductively powered apparatus

  • US 7,126,450 B2
  • Filed: 02/04/2003
  • Issued: 10/24/2006
  • Est. Priority Date: 06/21/1999
  • Status: Active Grant
  • ×
    • Pin
First Claim
Patent Images

1. An inductively powered device comprising:

  • a power supply circuit having a primary, said power supply circuit applying power to said primary to generate a magnetic field;

    a secondary assembly having a secondary circuit with a secondary and a load, said secondary being disposed within said magnetic field, said secondary physically spaced from the primary by a distance, said magnetic field inducing a current in said secondary to apply power to said load at a magnitude; and

    a means for varying the distance between said primary and said secondary in order to control said magnitude of said power applied to said load.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×